C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 175/04 (2006.01) C08J 5/18 (2006.01) C09J 7/00 (2006.01) C09J 123/06 (2006.01)
Patent
CA 2475826
A two-layered adhesive film for bonding non-polar material such as Styrene- butadiene-rubber (SBR), natural rubber or ethylene copolymers to polar materials such as PVC, polyurethane, polyamide or polyester. The film comprises a thermoplastic polyurethane based adhesive layer adapted to bond to the polar material; and an ethylene copolymer based adhesive layer adapted to bond to the non-polar material. The two adhesive layers are interfacially bonded by coextrusion.
Sasongko Sun
Strickland Barbara
Fetherstonhaugh & Co.
Worthen Industries Inc.
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